Point Forecast Matrices
Issued by NWS Charleston, SC

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FOUS52 KCHS 240503
PFMCHS

POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE CHARLESTON SC
103 AM EDT FRI MAY 24 2013

SCZ050-250900-
CHARLESTON INTERNATIONAL AIRPORT-CHARLESTON SC
32.91N  80.03W ELEV. 45 FT
103 AM EDT FRI MAY 24 2013

DATE           05/23/13      FRI 05/24/13            SAT 05/25/13            SUN
EDT 3HRLY     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3HRLY     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

MIN/MAX                      65          85          52          79          52
TEMP                   69 65 67 79 84 81 70 62 57 54 57 71 77 76 67 60 56 54 58
DEWPT                  66 63 61 59 56 51 50 49 45 43 42 37 35 36 42 45 48 49 49
RH                     90 93 81 50 38 35 49 62 64 66 57 29 22 23 40 58 74 83 72
WIND DIR                W  W NW NW NW NW  N  N  N  N  N  N  N NW NW  N NE NE NE
WIND SPD                6  8 10 11 13 16 11  8  6  8 10 10  9  2  0  0  0  0  4
CLOUDS                 CL FW FW FW FW FW FW FW FW FW CL FW FW FW FW FW FW FW FW
POP 12HR                     10           5           0           0           0
QPF 12HR                      0           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS
TSTMS


DATE           05/26  MON 05/27/13  TUE 05/28/13  WED 05/29/13  THU 05/30/13
EDT 6HRLY     14 20   02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6HRLY     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

MAX/MIN          81      59    83      63    84      64    85      64    85
TEMP          79 71   63 64 83 74   65 66 84 75   66 68 85 76   66 69 85 76
DEWPT         48 54   55 57 56 59   60 61 60 61   63 64 61 63   64 64 65 65
PWIND DIR         S       S     S       S     S       S     S       S     S
WIND CHAR        LT      LT    LT      LT    LT      LT    LT      LT    LT
AVG CLOUDS    SC SC   SC SC SC SC   SC SC SC SC   SC SC SC SC   SC SC SC SC
POP 12HR          5       5    10      10    20      10    20      10    20
RAIN SHWRS                                 S  S          S  S          S  S
TSTMS                                      S  S          S  S          S  S

$$
GAZ118-250900-
SAVANNAH INTERNATIONAL AIRPORT-INLAND CHATHAM GA
32.12N  81.20W ELEV. 50 FT
103 AM EDT FRI MAY 24 2013

DATE           05/23/13      FRI 05/24/13            SAT 05/25/13            SUN
EDT 3HRLY     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3HRLY     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

MIN/MAX                      65          87          52          83          54
TEMP                   70 65 67 80 86 83 71 62 58 54 58 74 81 80 70 62 59 56 60
DEWPT                  60 60 61 58 55 52 52 51 47 46 45 39 35 36 47 48 50 50 52
RH                     71 84 81 47 35 34 51 67 67 74 62 28 19 20 44 60 72 80 75
WIND DIR                W  W  W NW NW NW  N  N  N  N  N  N  N NE  N NE NE NE  N
WIND SPD                4  5  8 11 14 16  9  8  5  4  8  9 10 10  0  0  0  0  2
CLOUDS                 CL FW FW FW FW FW FW FW FW CL CL FW FW FW FW FW FW FW FW
POP 12HR                     20           0           0           0           0
QPF 12HR                      0           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS              S
TSTMS
HEAT INDEX                      81
MAX HEAT                           84    83                      80


DATE           05/26  MON 05/27/13  TUE 05/28/13  WED 05/29/13  THU 05/30/13
EDT 6HRLY     14 20   02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6HRLY     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

MAX/MIN          84      61    85      63    86      65    87      65    85
TEMP          82 74   65 64 84 77   66 66 85 78   68 68 86 79   68 68 85 78
DEWPT         49 55   57 59 56 59   61 62 59 62   63 64 61 63   64 64 65 65
PWIND DIR         S       S     S       S     S       S    SE       S    SW
WIND CHAR        LT      LT    LT      LT    LT      LT    LT      LT    LT
AVG CLOUDS    FW FW   SC SC SC SC   SC SC SC SC   SC SC SC SC   SC SC SC SC
POP 12HR          5       5    10      10    20      10    20      10    20
RAIN SHWRS                                 S  S          S  S          S  S
TSTMS                                      S  S          S  S          S  S

$$
SCZ050-250900-
CHARLESTON WATERFRONT-CHARLESTON SC
32.78N  79.94W ELEV. 10 FT
103 AM EDT FRI MAY 24 2013

DATE           05/23/13      FRI 05/24/13            SAT 05/25/13            SUN
EDT 3HRLY     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3HRLY     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

MIN/MAX                      66          83          54          77          55
TEMP                   70 66 68 78 82 80 70 62 59 56 58 70 75 74 67 61 58 56 60
DEWPT                  67 63 61 59 56 54 52 49 46 44 43 39 38 39 45 48 50 50 50
RH                     90 90 78 52 41 41 53 62 62 64 57 32 26 28 45 62 75 80 69
WIND DIR                W  W NW NW NW NW  N  N  N  N  N  N  N  E  N  N NE NE NE
WIND SPD                5  8  9 11 13 17 13 11 10 10 11 10 10  2  0  1  1  1  5
CLOUDS                 CL FW FW FW FW FW FW FW FW FW CL FW FW FW FW FW FW FW FW
POP 12HR                     10           5           0           0           0
QPF 12HR                      0           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS
TSTMS
HEAT INDEX                         82 80
MAX HEAT                           82    81


DATE           05/26  MON 05/27/13  TUE 05/28/13  WED 05/29/13  THU 05/30/13
EDT 6HRLY     14 20   02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6HRLY     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

MAX/MIN          79      63    81      66    81      67    82      67    81
TEMP          78 72   66 66 81 74   68 68 81 75   69 69 82 76   69 70 81 75
DEWPT         49 54   56 58 57 59   61 61 60 62   63 64 62 63   64 65 65 65
PWIND DIR        SE       S     S       S     S       S     S       S     S
WIND CHAR        GN      LT    GN      LT    GN      LT    GN      LT    LT
AVG CLOUDS    SC SC   SC SC SC SC   SC SC SC SC   SC SC SC SC   SC SC SC SC
POP 12HR          5       5    10      10    20      10    10      10    10
RAIN SHWRS                                 S  S
TSTMS                                      S  S

$$
SCZ048-250900-
BEAUFORT MARINE CORPS AIR STATION-BEAUFORT SC
32.48N  80.72W ELEV. 37 FT
103 AM EDT FRI MAY 24 2013

DATE           05/23/13      FRI 05/24/13            SAT 05/25/13            SUN
EDT 3HRLY     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3HRLY     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

MIN/MAX                      65          88          55          80          55
TEMP                   70 66 67 81 87 84 73 65 60 57 60 73 78 77 69 62 59 56 60
DEWPT                  61 61 61 58 56 51 51 50 47 45 44 38 36 37 46 48 49 50 51
RH                     73 84 81 46 35 32 46 58 62 64 55 28 22 24 44 60 69 80 72
WIND DIR                W  W  W  W NW NW NW  N  N  N  N  N  N  N  N  N NE NE NE
WIND SPD                6  6  9 12 17 17 10  8  5  6  8  9  9  5  0  0  0  0  3
CLOUDS                 CL FW FW FW FW FW FW FW FW FW CL FW FW FW FW FW FW FW FW
POP 12HR                     10           0           0           0           0
QPF 12HR                      0           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS
TSTMS
HEAT INDEX                      81
MAX HEAT                           86    84


DATE           05/26  MON 05/27/13  TUE 05/28/13  WED 05/29/13  THU 05/30/13
EDT 6HRLY     14 20   02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6HRLY     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

MAX/MIN          81      62    83      64    84      66    85      66    84
TEMP          79 72   65 66 83 76   67 68 83 77   69 70 85 78   69 69 84 77
DEWPT         51 56   57 59 58 61   61 62 61 62   63 64 63 64   64 65 65 65
PWIND DIR        SE       S     S       S     S       S    SE       S     S
WIND CHAR        LT      LT    LT      LT    LT      LT    LT      LT    LT
AVG CLOUDS    SC SC   SC SC SC SC   SC SC SC SC   SC SC SC SC   SC SC SC SC
POP 12HR          5       5    10      10    20      10    20      10    20
RAIN SHWRS                                 S  S          S  S          S  S
TSTMS                                      S  S          S  S          S  S

$$
SCZ043-250900-
WALTERBORO-INLAND COLLETON SC
32.91N  80.67W ELEV. 98 FT
103 AM EDT FRI MAY 24 2013

DATE           05/23/13      FRI 05/24/13            SAT 05/25/13            SUN
EDT 3HRLY     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3HRLY     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

MIN/MAX                      63          86          49          80          51
TEMP                   67 63 65 79 85 82 69 60 55 51 55 71 78 77 67 59 56 53 57
DEWPT                  63 61 60 58 55 49 48 48 45 43 42 37 34 36 43 45 46 47 49
RH                     87 93 84 49 36 32 47 64 69 74 61 29 20 23 42 60 69 80 75
WIND DIR                W  W  W NW NW NW  N  N  N  N  N  N  N NW NW  N NE NE NE
WIND SPD                4  5  8 11 14 16  9  5  4  5  6  8  9  3  0  0  0  0  2
CLOUDS                 CL FW FW FW FW FW FW FW FW CL CL FW FW FW FW FW FW FW SC
POP 12HR                     10           5           0           0           0
QPF 12HR                      0           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS
TSTMS


DATE           05/26  MON 05/27/13  TUE 05/28/13  WED 05/29/13  THU 05/30/13
EDT 6HRLY     14 20   02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6HRLY     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

MAX/MIN          82      57    85      60    86      62    87      62    87
TEMP          80 71   61 62 84 76   63 65 85 78   65 66 86 78   65 67 86 78
DEWPT         48 54   56 58 56 59   59 61 59 61   62 63 61 63   63 64 64 64
PWIND DIR        SW       S     S       S     S       S     S       S     S
WIND CHAR        LT      LT    LT      LT    LT      LT    LT      LT    LT
AVG CLOUDS    SC SC   SC SC SC SC   SC SC SC SC   SC SC SC SC   SC SC SC SC
POP 12HR          5       5    10      10    20      10    20      10    20
RAIN SHWRS                                 S  S          S  S          S  S
TSTMS                                      S  S          S  S          S  S

$$
GAZ099-250900-
METTER-CANDLER GA
32.40N  82.06W ELEV. 197 FT
103 AM EDT FRI MAY 24 2013

DATE           05/23/13      FRI 05/24/13            SAT 05/25/13            SUN
EDT 3HRLY     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3HRLY     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

MIN/MAX                      64          87          50          84          53
TEMP                   68 65 66 80 86 83 70 61 56 52 56 74 82 80 70 62 58 55 59
DEWPT                  62 61 59 58 52 49 50 49 48 47 48 40 34 35 46 47 47 46 49
RH                     81 87 78 47 31 31 49 65 74 83 74 29 18 20 42 58 67 72 69
WIND DIR                W NW NW NW NW  N  N  N  N  N  N NE NE NE  N NE NE NE NE
WIND SPD                3  5  8 11 14 14  6  4  4  3  3  5  6  8  0  0  0  0  0
CLOUDS                 CL FW FW FW FW FW FW CL CL CL CL FW FW FW FW FW FW FW FW
POP 12HR                      5           0           0           0           0
QPF 12HR                      0           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00
HEAT INDEX                      81
MAX HEAT                           84    83                80    80


DATE           05/26  MON 05/27/13  TUE 05/28/13  WED 05/29/13  THU 05/30/13
EDT 6HRLY     14 20   02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6HRLY     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

MAX/MIN          86      59    87      62    88      64    89      64    88
TEMP          84 74   63 62 85 79   65 65 86 81   66 66 87 81   67 66 86 80
DEWPT         45 52   57 58 52 57   60 62 55 59   62 63 57 61   64 64 63 62
PWIND DIR         W       S     S       S     S      SE    SE      SE    SE
WIND CHAR        LT      LT    LT      LT    LT      LT    LT      LT    LT
AVG CLOUDS    FW FW   SC SC SC SC   SC SC SC SC   SC SC SC SC   SC SC SC SC
POP 12HR          5       5    10      10    20      10    20      10    20
RAIN SHWRS                                 S  S          S  S          S  S
TSTMS                                      S  S          S  S          S  S

$$

PRODUCT KEY...

--- CLOUD COVER ---
CODE   PERCENTAGE            SKY COVER DAY/NIGHT
 CL    0 TO <=5 PERCENT      SUNNY/CLEAR
 FW    >5 TO <=25 PERCENT    SUNNY/MOSTLY CLEAR
 SC    >25 TO <=50 PERCENT   PARTLY CLOUDY
 B1    >50 TO <=69 PERCENT   MOSTLY CLOUDY
 B2    >69 TO <=87 PERCENT   MOSTLY CLOUDY
 OV    >87 TO 100 PERCENT    CLOUDY

--- OBSTRUCTIONS TO VISIBILITY ---    --- WEATHER COVERAGE ---
CODE   TYPE                           CODE   QUALIFYING TERM
 F     FOG                             S     SLIGHT
 PF    PATCHY FOG                      C     CHANCE
 F+    DENSE FOG                       L     LIKELY
 PF+   PATCHY DENSE FOG                O     OCCASIONAL
 H     HAZE                            D     DEFINITE
 BS    BLOWING SNOW
 K     SMOKE
 BD    BLOWING DUST
 AF    VOLCANIC ASHFALL

--- EXTENDED WIND FORECAST CHARACTER ---
                           12-HR MAX SUSTAINED
CODE   WIND CHARACTER          WIND SPEED
 LT    LIGHT                   < 8 MPH
 GN    GENTLE                  8-14 MPH
 BZ    BREEZY                  15-22 MPH
 WY    WINDY                   23-30 MPH
 VW    VERY WINDY              31-39 MPH
 SD    STRONG/DAMAGING         >=40 MPH

$$




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